Home / 16,389,415.80-24,602,786.10-9,661,620.60

Finding the Fourth Proportional to 16,389,415.80, 24,602,786.10 and 9,661,620.60

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Solution

The fourth proportional to 16,389,415.80, 24,602,786.10 and 9,661,620.60 is: 14,503,432.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,389,415.80 : 24,602,786.10 = 9,661,620.60 : x
  2. Step 2: Convert to fraction form
    16,389,415.80/24,602,786.10 = 9,661,620.60/x
  3. Step 3: Cross multiply
    16,389,415.80x = 24,602,786.10 × 9,661,620.60
  4. Step 4: Simplify right side
    16,389,415.80x = 237,702,785,001,153.66
  5. Step 5: Solve for x
    x = 237,702,785,001,153.66/16,389,415.80
  6. Step 6: Final answer
    x = 14,503,432.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.